Espresso machine



FIG. 1 is a front elevational view of a espresso machine showing my new design, rear elevational view being a mirror image thereof;

FIG. 2 is a side view, taken from the left side of FIG. 1;

FIG. 3 is a side view, taken from the right side of FIG. 1;

FIG. 4 is a top plan view thereof;

FIG. 5 is a bottom plan view thereof; and,

FIG. 6 is a perspective view thereof.

The dotted line showing a power cord in FIGS. 1 and 3-6 is for illustrative purposes only and forms no part of my design. 

The ornamental design for a espresso machine, as shown and described. 